Using Emacs
Editor of Macros Richard M. Stallman, founder of the Free Software movement and the GNU project began development on Emacs in the 1970's and like Vi, it has become a staple of the Unix/Linux world....
View ArticleUsing Perl
Your skills as a system administrator will improve immeasurably if you learn Perl - even just a working knowledge of it. What is Perl Perl is a general purpose language that can be used for system...
View ArticleFile and Print sharing
When the PC first showed up around 1980, most of them were single-user devices, unconnected and basically on their own. Now, it's more than likely that the PC you use at work is connected to the other...
View ArticleThe administrator's other duties
In this section, we'll talk about other routine tasks that you'll be required to so as a systems administrator. Shutting down a Linux system I remember the days of MS-DOS (not fondly, but I do remember...
View ArticleDatabases with Linux
The most efficient way of storing information for processing is a database. Fortunately, there are Open Source databases that fit the bill for any type of data storage and retrieval requirements. The...
View ArticleInstalling programs and upgrading versions
As system administrator, one of the most important tasks is to install programs. This also implies un-installing some as well. The procedure to follow depends mainly on the Linux distribution you're...
View ArticleUsing vi/vim
VI is probably the most popular text editor for Linux. Even if you don't like it, you may end up using it quite often. If you need to make a quick change to a file, you can't beat 'vi'. This is not...
View ArticleHow to automate tasks on a Linux system
You don't have to do that yourself!One of the main tasks of a system administrator is carrying out maintenance work on the server. Most of these tasks can be automated or programmed to be carried out...
View ArticleText Processing and Manipulation
In your day-to-day work with a Linux server, you may find yourself needing to view, manipulate and change text data without "editing" files, per se. In this section we will look at various tools that...
View ArticleDealing with Security Issues
Administering Secure Systems Batten down the hatches! Even people who seldom log on to the Internet are faced with the possibility that their machine's security could be compromised. Microsoft Windows...
View ArticleWebservers
Although the Internet existed decades before it became popular with the public, this popularity is mainly due to the invention of the World Wide Web. The pages that make up the WWW are all served from...
View ArticleUsers on a system
How to administer the system's users Adding users to the system If you're the systems administrator, regardless of the environment (large, medium or small organization), one of your tasks is going to...
View ArticleMail Servers
The two most widely used protocols on the Internet are http, hypertext transfer protocol (ie. the WWW) and smtp, simple mail transfer protocol (ie. email). We've just dealt with serving web content...
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